The Similar To search type for a field matches the supplied word within a text block of any length, and so is the preferred type for a text field.
For a Similar To search, you can get even more flexibility if the keyword contains wildcard characters.
The available wildcard characters are as follows:
Similar To Similar To Similar
To h%t will match records wherever the fragment heat
is found within the field. heater, heather, heating ...
etc. Caution: You should try to avoid wildcard
searches that will match a large number of records.
h_t
will match the words 'hat', 'hit', 'hut', 'hot'
left_handed
will match the words 'left-handed', 'left
handed'